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10 Nov 2019

Explain the rotation rule: 14a) (x,y)-----(-y, x)) 14b) ((X,Y) -----(y, -x) 14c) (x,y) -----(-x, -y) 14d) (X,Y) ------(X,,Y)

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Beverley Smith
Beverley SmithLv2
26 Jul 2019

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Explain in details whether the following are vector spaces or not:

(i) {(x, y) ∈ R^2| x + 2y = 0}

(ii) {(x, y) ∈ R^2| x − y = 1}

(iii) {(x, y, z) ∈ R^3| z = 1}

(iv) {(x, y) ∈ R^2| x, y ≥ 0}

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